Package com.google.gwt.user.client.ui

Class Hidden

java.lang.Object

com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.Widget

com.google.gwt.user.client.ui.Hidden

All Implemented Interfaces:

IsEditor<LeafValueEditor<String>>, HasAttachHandlers, HasHandlers, EventListener, TakesValue<String>, HasName, HasVisibility, IsWidget

public class Hidden
extends Widget
implements HasName, TakesValue<String>, IsEditor<LeafValueEditor<String>>

Represents a hidden field in an HTML form.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject

UIObject.DebugIdImpl, UIObject.DebugIdImplEnabled

Field Summary

Fields inherited from class com.google.gwt.user.client.ui.Widget

eventsToSink

Fields inherited from class com.google.gwt.user.client.ui.UIObject

DEBUG_ID_PREFIX, MISSING_ELEMENT_ERROR, SETELEMENT_TWICE_ERROR

Constructor Summary

Constructors

Modifier	Constructor	Description
	Hidden()	Constructor for Hidden.
protected	Hidden(Element element)	This constructor may be used by subclasses to explicitly use an existing element.
	Hidden(String name)	Constructor for Hidden.
	Hidden(String name, String value)	Constructor for Hidden.

Method Summary

Modifier and Type	Method	Description
LeafValueEditor<String>	asEditor()	Returns the Editor encapsulated by the view object.
String	getDefaultValue()	Gets the default value of the hidden field.
String	getID()	Gets the id of the hidden field.
String	getName()	Gets the name of the hidden field.
String	getValue()	Gets the value of the hidden field.
void	setDefaultValue(String defaultValue)	Sets the default value of the hidden field.
void	setID(String id)	Sets the id of the hidden field.
void	setName(String name)	Sets the name of the hidden field.
void	setValue(String value)	Sets the value of the hidden field.
static Hidden	wrap(Element element)	Creates a Hidden widget that wraps an existing <input type='hidden'> element.

Methods inherited from class com.google.gwt.user.client.ui.Widget

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, doAttachChildren, doDetachChildren, ensureHandlers, fireEvent, getHandlerCount, getHandlerManager, getLayoutData, getParent, isAttached, isOrWasAttached, onAttach, onBrowserEvent, onDetach, onLoad, onUnload, removeFromParent, replaceElement, setLayoutData, setParent, sinkEvents, unsinkEvents

Methods inherited from class com.google.gwt.user.client.ui.UIObject

addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, resolvePotentialElement, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

Hidden

public Hidden()

Constructor for Hidden.

Hidden

public Hidden(String name)

Constructor for Hidden.

Parameters:

name - name of the hidden field

Hidden

public Hidden(String name,
 String value)

Constructor for Hidden.

Parameters:

name - name of the hidden field

value - value of the hidden field

Hidden

protected Hidden(Element element)

This constructor may be used by subclasses to explicitly use an existing element. This element must be an <input> element whose type is 'hidden'.

Parameters:

element - the element to be used

Method Details

wrap

public static Hidden wrap(Element element)

Creates a Hidden widget that wraps an existing <input type='hidden'> element. This element must already be attached to the document. If the element is removed from the document, you must call RootPanel.detachNow(Widget).

Parameters:

element - the element to be wrapped

asEditor

public LeafValueEditor<String> asEditor()

Description copied from interface: IsEditor

Returns the Editor encapsulated by the view object.

Specified by:

asEditor in interface IsEditor<LeafValueEditor<String>>

Returns:

an Editor of type E

getDefaultValue

public String getDefaultValue()

Gets the default value of the hidden field.

Returns:

the default value

getID

public String getID()

Gets the id of the hidden field.

Returns:

the id

getName

public String getName()

Gets the name of the hidden field.

Specified by:

getName in interface HasName

Returns:

the name

getValue

public String getValue()

Gets the value of the hidden field.

Specified by:

getValue in interface TakesValue<String>

Returns:

the value

See Also:

• TakesValue.setValue(V)

setDefaultValue

public void setDefaultValue(String defaultValue)

Sets the default value of the hidden field.

Parameters:

defaultValue - default value to set

setID

public void setID(String id)

Sets the id of the hidden field.

Parameters:

id - id to set

setName

public void setName(String name)

Sets the name of the hidden field.

Specified by:

setName in interface HasName

Parameters:

name - name of the field

setValue

public void setValue(String value)

Sets the value of the hidden field.

Specified by:

setValue in interface TakesValue<String>

Parameters:

value - value to set

See Also:

• TakesValue.getValue()